Home / 19,350,015.20-29,025,022.80-17,259,826.40

Finding the Fourth Proportional to 19,350,015.20, 29,025,022.80 and 17,259,826.40

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Solution

The fourth proportional to 19,350,015.20, 29,025,022.80 and 17,259,826.40 is: 25,889,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350,015.20 : 29,025,022.80 = 17,259,826.40 : x
  2. Step 2: Convert to fraction form
    19,350,015.20/29,025,022.80 = 17,259,826.40/x
  3. Step 3: Cross multiply
    19,350,015.20x = 29,025,022.80 × 17,259,826.40
  4. Step 4: Simplify right side
    19,350,015.20x = 500,966,854,784,041.88
  5. Step 5: Solve for x
    x = 500,966,854,784,041.88/19,350,015.20
  6. Step 6: Final answer
    x = 25,889,739.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.